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Columns in the Temple of Trajan, Pergamon, Turkey

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Pergamon

Pergamon is an old city built on top of a steep hill in Türkiye. Long ago, kings lived there. Its ruins still stand above a wide plain.

Pergamon is an ancient city in western Türkiye, built on a steep hill above the Bakırçay Plain. It was the capital of the Attalid kings from the 3rd century BC and later of a Roman province. UNESCO says its kings founded one of the largest libraries, and it is a UNESCO World Heritage Site.

Pergamon, above the modern town of Bergama in Türkiye's Aegean region, was the capital of the Hellenistic Attalid dynasty from the 3rd century BC and, after 133 BC, a metropolis and capital of the Roman province of Asia. Its terraced acropolis, theater, library and water system, and the layers left by Byzantine and Ottoman towns below, were inscribed on the World Heritage List in 2014.

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Photo: Bernard Gagnon, CC BY-SA 3.0, via Wikimedia Commons

Discover Pergamon

Pergamon is a very old city in Türkiye.

It sits on top of a steep hill. From up there, you can look down on a wide, flat plain. Today a town called Bergama lies below the hill.

Pergamon rises high above the Bakırçay Plain in the Aegean region of Türkiye. The old city sits on Kale Hill, a steep ridge between two rivers, and the modern town of Bergama spreads over the lower slopes.

UNESCO says the acropolis, the high part of the city, was the capital of the Attalid kings and a major center of learning in the ancient world. Builders set temples, theaters, a gymnasium, a library and long covered walkways into the sloping hill, inside a city wall.

The World Heritage property 'Pergamon and its Multi-Layered Cultural Landscape' has nine parts. The main one is the acropolis on Kale Hill, which ICOMOS describes as a steep-sided ridge between the Selinos and Keitos rivers, together with the Roman aqueducts to the north and a healing center to the south-west. Around it lie seven burial-mound sites and, about 6 km to the north-west on Kapıkaya Hill, a rock-cut sanctuary that lines up with the acropolis.

UNESCO calls the acropolis the capital of the Hellenistic Attalid dynasty and a major center of learning, and says it 'crowns' a landscape of burial mounds and Roman, Byzantine and Ottoman remains in and around Bergama. It was inscribed in 2014 under criteria (i), (ii), (iii), (iv) and (vi).

Where
Kale Hill above the town of Bergama, İzmir Province, Türkiye
Capital of
the Attalid kings (3rd century BC), then the Roman province of Asia
Parts
nine sites: the city on Kale Hill and eight more around it
World Heritage
inscribed 2014
Columns in the Temple of Trajan, Pergamon, Turkey
Photo: Bernard Gagnon, CC BY-SA 3.0, via Wikimedia Commons

Kings, Romans and later towns

Long ago, kings built Pergamon on the hill.

Later, the Romans ruled it, and the city grew very big. After that, new towns grew at the bottom of the hill.

UNESCO says Pergamon was founded in the 3rd century BC as the capital of the Attalid kings. Its first ruler, Philetairos, had been an officer in a Macedonian army. Under King Eumenes II, from 197 to 159 BC, the walls were made longer and many great buildings went up, including the Great Altar and the library.

In 133 BC the city passed to the Romans, and it became the capital of their province of Asia. Later it shrank to a middle-sized Byzantine town, and from the 14th century the Ottomans added mosques, baths, bridges and markets on the plain below.

According to ICOMOS, the first Hellenistic city was laid out by Philetairos, a former Macedonian army officer, between 282 and 263 BC, building on a trading and cultural center established under Alexander the Great. Under Eumenes II (197–159 BC) the walls were extended down the hill and the Great Altar, lower agora, gymnasium and library were built.

UNESCO says the city came to Rome in 133 BC through an Attalid bequest (a gift in a will) and became the capital of the Roman province of Asia (ICOMOS gives about 129 BC for the province). ICOMOS reports that the population grew from about 40,000 in the Hellenistic period to as many as 150,000 under Rome, and that earthquakes in the 5th century AD added to the city's decline. In Byzantine times the walls were rebuilt with stones from damaged buildings, especially the Great Altar. The Ottomans took the city in 1345 and, after a short period under Timur, again under Murad II; they added mosques, madrasas, inns, baths and bazaars.

Through the years

A city built into a steep hill

Building on a steep hill is hard!

The builders cut flat steps, called terraces, into the hill. Then they put their buildings on the steps.

Kale Hill is steep, so the builders made flat terraces in its slopes and set their buildings on them, one above another. UNESCO calls this a masterpiece of Hellenistic and Roman town planning.

The hill had no spring of its own. ICOMOS explains that water came from mountains about 50 kilometers to the north through ceramic and lead pipes under pressure. Using the principle that water finds its own level, it flowed down into a valley and up again, to a height of almost 200 meters.

UNESCO's criterion (i) praises the way Pergamon was built into the top of Kale Hill, 'exploiting the topography with manmade terraces and grand monuments dominating the surrounding plain'. UNESCO lists a gymnasium on three terraces, and ICOMOS singles out 'the extraordinarily steep theatre' on the western slope.

Water was a problem, since the hill had no source of its own. ICOMOS describes ceramic pipes and lead pipelines carrying water under pressure from mountains some 50 km to the north, using the principle that water finds its own level, so that it ran down and up the valley between to a height of almost 200 m, into cisterns and fountains. The Romans added aqueducts. They also covered the Selinos river at the foot of the hill with two huge tunnels to make a flat area for a large temple building under the emperor Hadrian.

Library, altar, theater and the Red Basilica

Pergamon had a huge library full of books.

It also had a theater with steep rows of seats. Big carved stones from its Great Altar are now in a museum far away, in Berlin.

The Attalid kings founded one of the largest libraries here, UNESCO says, and ICOMOS says it rivaled the library of Alexandria. UNESCO also names a tradition of making parchment, a writing material, that is special to Pergamon.

The Great Altar was famous for its carved stone friezes. They are now in Berlin, where the Pergamonmuseum plans to show them again from June 4, 2027. Down the slope is the very steep theater, and in the town below stands the Red Basilica (Kızıl Avlu), a Roman temple building later used as a church.

UNESCO credits the dynasty with 'one of the largest libraries' and with a sculpture school whose work became known as the 'Pergamon style'; ICOMOS adds that the library rivaled Alexandria's. UNESCO also lists a tradition of parchment making 'specific to Pergamon', and says the physician Galen trained here.

The Great Altar's sculptured friezes are in Berlin; Berlin's state museums date the altar to about 170 BC and plan to reopen the Pergamonmuseum on June 4, 2027. In the lower town, the Red Basilica (Kızıl Avlu) shows how buildings were reused: UNESCO describes a Roman temple that became a church, with one of its round side buildings used as a synagogue and later as a mosque. Around the city lie large Hellenistic burial mounds; the biggest, Yığma Tepe, is 158 m across and 35 m high.

Library
one of the largest (UNESCO); rivaled Alexandria's (ICOMOS)
Great Altar friezes
now in Berlin (altar about 170 BC)
Largest burial mound
Yığma Tepe, 158 m across and 35 m high
Population under Rome
as many as 150,000
Columns in the Temple of Trajan, Pergamon, Turkey
Photo: Bernard Gagnon, CC BY-SA 3.0, via Wikimedia Commons

The Temple of Trajan today

In the photo, tall white columns stand in a row.

Broken stones lie on the ground in front. Behind them are old stone walls.

The photo shows the Temple of Trajan, a Roman temple on the top of the acropolis. ICOMOS says it is partly restored; the biggest restoration work there began in 1979. You can see three tall fluted columns and a square pillar standing on low steps, with broken blocks scattered in front and walls of cut stone behind.

In 2010 a cable car was built on the east side of the hill to carry visitors up. By 2014, archaeologists from the German Archaeological Institute had studied the site for some 130 years, working with Türkiye's Ministry of Culture and Tourism.

The photo shows the Temple of Trajan, which ICOMOS says was built on the top of the acropolis and is now partly restored; the most extensive restoration work there was carried out from 1979. Three fluted columns and a square pillar stand on a stepped platform, with fallen blocks in the foreground, walls of squared stone behind and more ruined walls higher up.

In 2014 ICOMOS reported that the German Archaeological Institute's investigations had run for some 130 years, and that research and restoration were the responsibility of the Ministry of Culture and Tourism, with the work carried out by the Institute's Istanbul department. A road reached the acropolis in 1935; a cable car on the east side followed in 2010. ICOMOS wrote in 2014 that it spoiled the view of the site but was used by most visitors, and asked for monitoring of earthquake movement across the archaeological zones.

Columns in the Temple of Trajan, Pergamon, Turkey
Photo: Bernard Gagnon, CC BY-SA 3.0, via Wikimedia Commons

Amazing facts

  • People in Pergamon had their own way of making parchment to write on.

    UNESCO lists a tradition of making parchment that is special to Pergamon.

    Among the reasons for its World Heritage listing, UNESCO names 'the tradition of production of Parchment specific to Pergamon'.

  • Water came up the hill in pipes from far away mountains.

    Pipes carried water about 50 kilometers from the mountains and lifted it almost 200 meters up to the city.

    Pressurized ceramic and lead pipelines brought water some 50 km and up to a height of almost 200 m, across a valley, to a hill with no source of its own.

  • Carved stones from Pergamon are in a museum in Berlin.

    The Great Altar's carved friezes are in Berlin, where the Pergamonmuseum plans to reopen on June 4, 2027.

    Berlin's state museums date the Pergamon Altar to about 170 BC and announced in 2026 that the Pergamonmuseum would reopen on June 4, 2027, with the altar on view again.

  • One old building here was a temple, then a church, then a mosque.

    In the Red Basilica, a Roman temple became a church, and one of its round side buildings became a synagogue and later a mosque.

    UNESCO cites the Red Basilica's history, a Roman temple turned church, with one rotunda used as a synagogue and later as a mosque, as an example of continuous religious use of one place.

Words to know

acropolis
the high, protected part of an ancient Greek city, usually on a hill
terrace
a flat step cut into a slope so that something can be built on it
parchment
a writing material made from specially prepared animal skin
frieze
a long band of carved or painted decoration along a building
aqueduct
a channel or bridge built to carry water a long way
burial mound
a large hill of earth piled over a grave

Discovery challenge

  1. In which country is Pergamon?

    In which country are the ruins of Pergamon today?

    In which present-day country does the acropolis of Pergamon rise above the Bakırçay Plain?

    • Türkiye
    • Greece
    • Italy
    Show the answer

    Türkiye

    Türkiye!

    Türkiye, above the town of Bergama in the Aegean region.

    Türkiye: Kale Hill above Bergama, İzmir Province.

  2. Which writing material did Pergamon have its own way of making?

    Which writing material does UNESCO say has a tradition special to Pergamon?

    Which writing material's production does UNESCO describe as a tradition specific to Pergamon?

    • Parchment
    • Papyrus
    • Clay tablets
    Show the answer

    Parchment

    Parchment!

    Parchment, which UNESCO names among the reasons Pergamon is a World Heritage Site.

    Parchment, named under criterion (vi).

  3. How did water get up the hill?

    How did water reach the top of Kale Hill, which had no spring?

    How was water supplied to the acropolis, which had no source of its own?

    • In pipes from the mountains
    • From a well at the top
    • In boats up the river
    Show the answer

    In pipes from the mountains

    Long pipes brought it from the mountains!

    Ceramic and lead pipes brought it about 50 kilometers from the mountains.

    Pressurized ceramic and lead pipelines from mountains some 50 km north.

  4. Where are the Great Altar's carved stones now?

    In which city are the Great Altar's carved friezes today?

    Which city's museum holds the Great Altar's sculptured friezes?

    • Berlin
    • Paris
    • London
    Show the answer

    Berlin

    In Berlin, in Germany!

    Berlin, in the Pergamonmuseum.

    Berlin: the Pergamonmuseum, due to reopen on June 4, 2027.

  5. Who ruled Pergamon after its kings?

    Which empire made Pergamon the capital of its province of Asia?

    To which power did Pergamon pass through the Attalid bequest of 133 BC?

    • The Romans
    • The Ottomans
    • The Persians
    Show the answer

    The Romans

    The Romans!

    The Romans, after 133 BC.

    Rome, which made it the capital of the province of Asia.

Nearby places

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For parents & teachers

What children will learn

  • Locate Pergamon in western Türkiye and describe it as the hilltop capital of the Attalid kings and later of a Roman province.
  • Explain how builders used terraces to build on a steep hill and pressure pipes to bring water up to it.
  • Recognize that one place can hold layers from many periods, from Hellenistic to Ottoman.

Recommended ages: 4 to 17 · About 15 minutes

Talk about it

  • Why might rulers choose to build their capital on top of a steep hill, and what problems would that cause?
  • The Great Altar's friezes are in Berlin, far from Pergamon. What do you think about objects being kept far from where they were made?
  • What does it tell us when one building is used as a temple, a church, a synagogue and a mosque over time?

Try at home or in class

  • Fill a bendy straw or a short length of clear tubing with water, hold both ends up and move one end higher and lower to see that the water levels stay the same (over a sink).
  • Build a hill from sand or cardboard and cut flat terraces into it, then place small blocks on the terraces as buildings.

Key vocabulary: acropolis, terrace, parchment, frieze, aqueduct, burial mound

Where these facts come from

  1. Wikidata , Wikimedia Foundation (CC0 1.0)
  2. Pergamon and its Multi-Layered Cultural Landscape , UNESCO World Heritage Centre
  3. Pergamon (Turkey) No 1457, ICOMOS evaluation, 2014 , ICOMOS, via UNESCO World Heritage Centre
  4. Museumsinsel Berlin: The Pergamonmuseum returns, reopening on 4.6.2027 , Staatliche Museen zu Berlin
  5. UNESCO World Heritage List , UNESCO World Heritage Centre (Linked as a reference; site facts come from Wikidata)
  6. Wikimedia Commons , Wikimedia Foundation (Per file (public domain, CC0, CC BY or CC BY-SA); see each media record)

Checked, not yet human-reviewed. Last updated November 1, 2026. Spotted a mistake? Tell us.

Picture credits
  • Photo: Bernard Gagnon, CC BY-SA 3.0, via Wikimedia Commons · source · license